M711-BS Data (RockSim)
Accuracy of this data file:
| |
This File |
Certified |
± |
| Diameter |
75 mm |
75 mm |
= |
| Length |
1,340 mm |
1,371 mm |
−2% |
| Prop. Weight |
4,200 g |
727 g |
+478% |
| Total Weight |
4,900 g |
4,900 g |
= |
| Avg. Thrust |
782.8 N |
762.4 N |
+3% |
| Max. Thrust |
1,140.0 N |
1,872.0 N |
−39% |
| Total Impulse |
5,564.3 Ns |
5,507.0 Ns |
+1% |
| Burn Time |
7.1 s |
7.2 s |
−2% |
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Raw Data
<engine-database>
<engine-list>
<engine FDiv="10" FFix="1" FStep="-1." Isp="135.22" Itot="5569.64" Type="hybrid" auto-calc-cg="1" auto-calc-mass="1" avgThrust="771.418" burn-time="7.22" cgDiv="10" cgFix="1" cgStep="-1." code="M711" delays="1000" dia="75." exitDia="0." initWt="4900." len="1340." mDiv="10" mFix="1" mStep="-1." massFrac="85.71" mfg="Contrail" peakThrust="1140." propWt="4200." tDiv="10" tFix="1" tStep="-1." throatDia="0.">
<comments>Corrected 2026-09-23 from ThrustCurve.org simfile 5f4294d20002e90000000335 (user, RockSim).
Separated repeated timestamp(s): t=0 s (2 points moved to 0, 0.01 s). Each jump now takes at most 0.01 s instead of zero time; no thrust value changed.
Contrail Rockets LLC Hybrid Rocket Motor. (M-711)
75-3200cc Hardware Set
Black Smoke Fuel
</comments>
<data>
<eng-data cg="670." f="0." m="4200." t="0."/>
<eng-data cg="670." f="1140." m="4200." t="0.01"/>
<eng-data cg="670." f="1069.77" m="2977.75" t="1.46697"/>
<eng-data cg="670." f="680." m="1306.6" t="4."/>
<eng-data cg="670." f="589.147" m="123.423" t="6.47256"/>
<eng-data cg="670." f="279.07" m="57.4374" t="6.67413"/>
<eng-data cg="670." f="0." m="0." t="7.22"/>
</data>
</engine>
</engine-list>
</engine-database>
You can also download the raw data points as a CSV file.
